/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
FilteredInputListener.Update(gameTime);
if (GameState != GameStates.Paused)
{
if (FilteredInputListener.WasKeyPressed(Keys.Escape))
{
GameState = GameStates.Paused;
FilteredInputListener.ResetKey(Keys.Escape);
}
if (GameState == GameStates.Normal)
{
var modeState = CurrentGameMode.Update(gameTime);
PhysicsWorld.Step(1.0f / 120.0f, 1, 1);
if (Player.LivesRemaining <= 0)
{
Exit();
}
if (modeState != GameModeStatus.Continue)
{
LastRespawnTime = gameTime.TotalGameTime;
GameState = GameStates.WaitingForRespawn;
}
}
else if (GameState == GameStates.WaitingForRespawn)
{
var timeWaited = gameTime.TotalGameTime - LastRespawnTime;
if (timeWaited >= RespawnWaitTime)
{
GameState = GameStates.Normal;
Player.Reset();
CurrentGameMode.Spawn();
}
}
base.Update(gameTime);
}
else
{
if (FilteredInputListener.WasKeyPressed(Keys.Escape))
{
GameState = GameStates.Normal;
FilteredInputListener.ResetKey(Keys.Escape);
}
else
{
var menuResult = CurrentMenu.Update(gameTime);
if (menuResult != null)
{
if (menuResult.Action == MenuAction.Navigate)
{
CurrentMenu = Container.Resolve <MenuFactory>().Get(menuResult.NextMenuName);
}
else if (menuResult.Action == MenuAction.NewGame)
{
Player.SetUpForNewGame();
CurrentGameMode.SetUpForNewGame();
}
else if (menuResult.Action == MenuAction.QuitGame)
{
GameWorld.SetUpForNewGame();
Exit();
}
}
}
}
}